981-15-7 AIDS-026407 AIDS026407 Picrasa-3,13(21)-dien-2,16-dione, 11,20-epoxy-1,11,12-trihydroxy-, (1.beta.,11.beta.,12.alpha.) Picrasa-3,13(21)-diene-2,16-dione, 11,20-epoxy-1,11,12-trihydroxy-, (1-beta,11-beta,12-alpha)- Ailanthone C08747 Ailanthone (7CI) Ailantone 2H-1,11c-(Epoxymethano)phenanthro(10,1-bc)pyran-5,10(3H,6ah)-dione, 1,3a,4,7,7a,11,11a,11b-octahydro-8,11a-beta-dimethyl-3-methylene-1-alpha,2-beta,11-beta-trihydroxy- Picrasa-3,13(21)-diene-2,16-dione, 11,20-epoxy-1,11,12-trihydroxy-, (1beta,11beta,12alpha)-